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| Part Number | LM2931CM | LM2931CS | LM2931CMX | LM2931CT | LM2931CD |
|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | National Semiconductor | onsemi | onsemi |
| Product Status | Not For New Designs | Not For New Designs | Active | Obsolete | Obsolete |
| Output Configuration | Positive | Positive | Positive | Positive | Positive |
| Output Type | Adjustable | Adjustable | Adjustable | Adjustable | Adjustable |
| Number of Regulators | 1 | 1 | 1 | 1 | 1 |
| Voltage - Input (Max) | 26V | 26V | 26V | 26V | 26V |
| Voltage - Output (Min/Fixed) | 3V | 3V | 3V | 2.7V | 2.7V |
| Voltage - Output (Max) | 24V | 24V | 24V | 29.5V | 29.5V |
| Voltage Dropout (Max) | 0.3V @ 100mA | 0.3V @ 100mA | 0.3V @ 100mA | 0.6V @ 100mA | 0.6V @ 100mA |
| Current - Output | 100mA | 100mA | 100mA | 100mA | 100mA |
| Current - Quiescent (Iq) | 1 mA | 1 mA | 1 mA | 1 mA | 1 mA |
| Current - Supply (Max) | 15 mA | 15 mA | 15 mA | 6 mA | 6 mA |
| PSRR | 55dB (120Hz) | 55dB (120Hz) | 55dB (120Hz) | - | - |
| Control Features | - | - | - | - | - |
| Protection Features | Over Temperature, Reverse Polarity, Short Circuit | Over Temperature, Reverse Polarity, Short Circuit | Over Temperature, Reverse Polarity, Short Circuit | Over Current, Over Temperature | Over Current, Over Temperature |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 125°C | -40°C ~ 125°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Through Hole | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | TO-263-6, D²Pak (5 Leads + Tab), TO-263BA | 8-SOIC (0.154", 3.90mm Width) | TO-220-5 | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC | DDPAK/TO-263-5 | 8-SOIC | TO-220-5 | 8-SOIC |
